Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.3 on date 13-03-2023 and time 06:29:53 (Italy) in region 5 km NE Città di Castello (PG)

A magnitude ML 0.3 earthquake occured in region: 5 km NE Città di Castello (PG), on

  • 13-03-2023 05:29:53 (UTC)
  • 13-03-2023 06:29:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4940, 12.2860 at 7 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Città di Castello PG 5 39913 39913
San Giustino PG 11 11297 51210
Monte Santa Maria Tiberina PG 12 1183 52393
Apecchio PU 13 1882 54275
Pietralunga PG 14 2111 56386
Citerna PG 14 3531 59917
Monterchi AR 14 1757 61674
Sansepolcro AR 14 15884 77558
Montone PG 15 1680 79238
Mercatello sul Metauro PU 18 1378 80616
Borgo Pace PU 18 606 81222
Anghiari AR 19 5638 86860

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Arezzo (99543 inhabitants)
44 Km N of Perugia (166134 inhabitants)
67 Km SW of Rimini (147750 inhabitants)
69 Km SW of Pesaro (94582 inhabitants)
69 Km NW of Foligno (57155 inhabitants)
71 Km SW of Fano (60888 inhabitants)
72 Km S of Cesena (96758 inhabitants)
79 Km E of Siena (53903 inhabitants)
84 Km S of Forlì (117913 inhabitants)
88 Km E of Firenze (382808 inhabitants)
94 Km E of Scandicci (50609 inhabitants)
94 Km SE of Faenza (58541 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 0.3 2023-03-13
05:29:53		 43.4938 12.2857 7 2024-03-01
17:18:02		 Bollettino Sismico Italiano INGV 116137751
Reviewed
Rev100 		ML 0.3 2023-03-13
05:29:52		 43.4928 12.2825 9 2023-03-13
05:45:26		 Sala Sismica INGV-Roma 115308081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-13 05:29:53 ± 0.11
Latitude 43.4938 ± 0.0027
Longitude 12.2857 ± 0.0037
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116137751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 306
Semi-minor axis of confidence ellipse (meter) 141
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 39
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.19875
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 115308081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-13 05:45:26

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 116137751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-07 12:05:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APEC.HNN. 2023-03-13T05:30:19.11 0.6 undecidable manual P 12.9759 2.286 0
IV.IMOL.HNZ. 2023-03-13T05:30:02.17 3.0 undecidable manual P 0 0
IV.CRTC.HHZ. 2023-03-13T05:30:01.28 3.0 undecidable manual P 0
IV.ATLO.EHE. 2023-03-13T05:30:01.14 0.3 undecidable manual S 154 22.0668 107 -0.2 70
IV.PIEI.HHZ. 2023-03-13T05:30:00.68 0.3 undecidable manual S 77 20.5683 109 -0.17 71
IV.ATVO.HHZ. 2023-03-13T05:29:59.51 0.3 undecidable manual S 142 15.7731 114 0.23 70
IV.PARC.HHZ. 2023-03-13T05:29:59.94 0.3 undecidable manual S 348 17.5713 112 0.08 72
IV.TB01.DHZ.01 2023-03-13T05:29:59.74 0.3 undecidable manual S 136 17.3715 112 -0.05 73
IV.TB02.DHZ.01 2023-03-13T05:29:59.85 0.3 undecidable manual S 144 16.9719 112 0.2 71
IV.ATPC.HHE. 2023-03-13T05:29:58.76 0.3 undecidable manual S 96 13.875 117 0.07 73
IV.TSM2.DHN.01 2023-03-13T05:29:58.07 0.6 undecidable manual P 123 19.6692 109 0.58 43
IV.TB03.DH1.25 2023-03-13T05:29:58.84 0.3 undecidable manual S 136 14.3745 116 0 74
IV.ATBU.EHZ. 2023-03-13T05:29:58.04 0.3 undecidable manual P 95 21.2676 108 0.26 69
IV.ATPI.EHZ. 2023-03-13T05:29:57.59 0.1 undecidable manual S 117 10.5783 123 -0.09 97
IV.TB01.DHZ.01 2023-03-13T05:29:57.09 0.6 undecidable manual P 136 17.3715 112 0.04 49
IV.PIEI.HHZ. 2023-03-13T05:29:57.86 0.6 undecidable manual P 77 20.5683 109 0.2 47
IV.ATLO.EHE. 2023-03-13T05:29:57.58 0.3 undecidable manual P 154 22.0668 107 -0.37 68
IV.ATMC.EHE. 2023-03-13T05:29:57.38 0.1 undecidable manual S 235 9.0798 127 0.11 97
IV.TB02.DHZ.01 2023-03-13T05:29:56.93 0.3 undecidable manual P 144 16.9719 112 -0.04 73
IV.ATPC.HHE. 2023-03-13T05:29:56.42 0.6 undecidable manual P 96 13.875 117 0.01 49
IV.ATVO.HHZ. 2023-03-13T05:29:56.69 0.1 undecidable manual P 142 15.7731 114 -0.06 97
IV.TB03.DH1.25 2023-03-13T05:29:56.37 0.1 undecidable manual P 136 14.3745 116 -0.13 96
IV.PARC.HHZ. 2023-03-13T05:29:56.98 0.1 undecidable manual P 348 17.5713 112 -0.11 96
IV.ATPI.EHZ. 2023-03-13T05:29:55.75 0.1 undecidable manual P 117 10.5783 123 -0.08 98
IV.BADI.EHZ. 2023-03-13T05:29:55.97 0.1 undecidable manual S 298 3.7962 152 -0.07 99
IV.ATMC.EHE. 2023-03-13T05:29:55.65 0.3 undecidable manual P 235 9.0798 127 0.05 74
IV.BADI.EHZ. 2023-03-13T05:29:54.90 0.1 undecidable manual P 298 3.7962 152 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BADI.EHN. ML:1.1 0.0002545 0.16 AML other m 2023-03-13T05:29:56.05
IV.BADI.EHE. ML:0.9 0.00012198939 0.08 AML other m 2023-03-13T05:29:56.08
IV.ATVO.HHE. ML:0.5 0.00003525 0.52 AML other m 2023-03-13T05:29:59.81
IV.ATVO.HHN. ML:0.5 0.0000305 0.24 AML other m 2023-03-13T05:29:59.71
IV.ATPI.EHN. ML:0.0 0.0000152824925 0.0992 AML other m 2023-03-13T05:29:57.88
IV.ATPI.EHE. ML:0.0 0.000013306315 0.0992 AML other m 2023-03-13T05:29:57.67
IV.PARC.HHE. ML:0.4 0.00002296279 0.1824 AML other m 2023-03-13T05:30:00.38
IV.PARC.HHN. ML:0.2 0.000016954089999999997 0.1792 AML other m 2023-03-13T05:30:00.40
IV.PIEI.HHE. ML:0.3 0.000012899405 0.0608 AML other m 2023-03-13T05:30:01.98
IV.PIEI.HHN. ML:0.1 0.00000886103505 0.0608 AML other m 2023-03-13T05:30:02.01
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download